TE28F640J3C115SL7HA Intel, TE28F640J3C115SL7HA Datasheet - Page 66
TE28F640J3C115SL7HA
Manufacturer Part Number
TE28F640J3C115SL7HA
Description
IC FLASH 64MBIT 115NS 56TSOP
Manufacturer
Intel
Datasheet
1.RC28F256J3C125SL7HE.pdf
(72 pages)
Specifications of TE28F640J3C115SL7HA
Format - Memory
FLASH
Memory Type
StrataFlash® FLASH
Memory Size
64M (8Mx8, 4Mx16)
Speed
115ns
Interface
Parallel
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
56-TSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
860794
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256-Mbit J3 (x8/x16)
66
Figure 25. Clear Lock-Bit Flowchart
FULL STATUS CHECK PROCEDURE
Read Status Register
Clear Block Lock-Bits
Read Status Register
Clear Block Lock-Bits
Data (See Above)
Check if Desired
Successful
Full Status
Write D0H
Write 60H
Complete
SR.4,5 =
SR.7 =
SR.3 =
SR.5 =
Start
0
0
0
1
0
1
1
1
Clear Block Lock-Bits
Command Sequence
Voltage Range Error
Error
Error
Write FFH after the clear lock-bits operation to place device in read
array mode.
SR.5, SR.4, and SR.3 are only cleared by the Clear Status Register
command.
If an error is detected, clear the status register before attempting retry
or other error recovery.
Operation
Operation
Standby
Standby
Standby
Standby
Write
Write
Read
Bus
Bus
Lock-Bits Confirm
Command
Lock-Bits Setup
Clear Block or
Clear Block
Command
Check SR.3
1 = Programming Voltage Error
Check SR.4, 5
Both 1 = Command Sequence
Check SR.5
1 = Clear Block Lock-Bits Error
Error
Detect
Data = 60H
Addr = X
Data = D0H
Addr = X
Status Register Data
Check SR.7
1 = WSM Ready
0 = WSM Busy
Comments
Comments
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